427 West Street, Manhattan
Co-op · 38 units · built c. 1930 · Block 638, Lot 1.
Building permits
- Alteration, filed Apr 15, 2026, estimated cost $250K, described as “Alteration of existing three bedroom, two bathroom dwelling unit. Replacement of existing lot line windows. No change to egree or occupancy.”
- Alteration, filed Jul 11, 2024, estimated cost $300K, described as “Hereby filing to renovate greenhouse at the facilities roof level as shown on plans filed herewith. No change to use, occupancy or egress.”
- Alteration, filed Nov 16, 2021, estimated cost $20K, described as “The scope of work includes replacement, relocation, and new installation of plumbing fixtures in penthouse unit. No change in use, egress, or occupancy.”
- Alteration, filed Nov 16, 2021, estimated cost $100K, described as “The scope of work includes minor demolition and renovation of interior space. Includes new partitions, new doors, new fixtures in existing kitchen and bathroom, and new finishes throughout. No change in use, egress, or occupancy.”
- Alteration, filed Nov 16, 2021, estimated cost $30K, described as “The scope of work includes replacement of existing roof deck with new. No change in use, egress, or occupancy.”
- Alteration, filed Nov 16, 2021, estimated cost $50K, described as “The scope of work includes replacement of existing HVAC system with new in existing locations. No change in use, egress, or occupancy.”
Property taxes
- Assessment
- $9,489,150
- 2026–27 tax
- $921,263
- Market value (city estimate)
- $21,087,000
- Taxable value
- $8,646,773
- Assessed land
- $900,000
- Assessed improvements
- $8,589,150
Tax breaks
- Co-op and condo abatement, with no end date, a $154,663 credit this tax year.
Zoning
C1-7 (part of the lot is C1-6A): floor area ratio 4.91 built, 6.02 allowed by base zoning.
Flood zone
Current FEMA flood map: zone X, moderate risk: a 0.2% chance of flooding each year. FEMA’s preliminary map: zone AE, high risk: a 1% chance of flooding each year, base flood elevation 11 ft (NAVD88).
Recent sales
- Sep 17, 2026: $3,058,000
- May 5, 2026: $2,350,000
- Jan 13, 2026: $3,950,000
- Dec 13, 2022: $6,495,000
- Oct 7, 2021: $3,200,000
- May 24, 2018: $4,200,000
- Oct 6, 2017: $4,000,000
Open-market sales since 2016, from the Department of Finance’s sales files.